barium(2+) ion dioxochromiumbis(olate)

• ChemBase ID: 126028
• Molecular Formular: BaCrO4
• Molecular Mass: 253.3207
• Monoisotopic Mass: 253.82541298
• SMILES: [Ba+2].[O-][Cr](=O)(=O)[O-]
• Canonical SMILES: [O-][Cr](=O)(=O)[O-].[Ba+2]
• InChI: InChI=1S/Ba.Cr.4O/q+2;;;;2*-1
• InChIKey: QFFVPLLCYGOFPU-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: barium(2+) ion dioxochromiumbis(olate)
• IUPAC Traditional name: barium(2+) ion chromate(2-)
• Synonyms: Barium chromate, Puratronic®; Barium chromate oxide; Chromic acid, (H2CrO4), barium salt (1:1); barium tetraoxochromate(VI); Barium chromate; Barium chromate; 铬酸钡, Puratronic®; 铬酸钡

Database IDs

• CAS Number: 10294-40-3
• EC Number: 233-660-5
• MDL Number: MFCD00014180
• Merck Index: 14972
• PubChem SID: 162220371; 24880694; 24864983
• PubChem CID: 25136
• Chemspider ID: 23481
• Wikipedia Title: Barium_chromate

CALCULATED PROPERTIES

• Acid pKa: -2.30103
• H Acceptors: 4
• H Donor: 0
• LogD (pH = 5.5): -6.720884
• LogD (pH = 7.4): -7.0465326
• Log P: -2.5252
• Molar Refractivity: 5.7716 cm^3
• Polarizability: 6.1887565 Å^3
• Polar Surface Area: 80.26 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: 0.0002775 g/100 mL (20 °C) in water; Insoluble in water, acetic acid, chromic acid
• Apperance: powder; Powder; yellow powder
• Melting Point: 210 °C (dec.)(lit.); 210 °C, decomposes
• Density: 4.498 g/cm^3; 4.5 g/mL at 25 °C(lit.); 4.50

Safety Information

• RTECS: CQ876000
• European Hazard Symbols: Nature polluting (N); Oxidising (O); Toxic (T); Harmful (Xn)
• UN Number: 1479; UN1479
• German water hazard class: 3
• Hazard Class: 5.1
• Packing Group: 2; III
• Risk Statements: 49-8-20/22-43-50/53; 8-20/22; R20/22
• Safety Statements: 28; 53-45-60-61; S2, S28
• TSCA Listed: 是
• GHS Pictograms: GHS03; GHS06; GHS07; GHS08; GHS09
• GHS Signal Word: Danger
• NFPA704:
  

  0

  3

  3
• GHS Hazard statements: H272-H301-H332-H317-H350-H400-H410; H272-H302 + H332
• GHS Precautionary statements: P220; P221-P210-P301+P310-P302+P352-P405-P501A
• RID/ADR: UN 1479 5.1/PG 2

Product Information

• Purity: ≥98%; ≥99.0% (RT); 98%; 99.998% (metals basis); 99.999% trace metals basis
• Grade: puriss. p.a.
• Impurities: ≤0.1% insoluble matter in HCl
• Cation Traces: Fe: ≤20 mg/kg
• Antion Traces: chloride (Cl-): ≤100 mg/kg
• Empirical Formula (Hill Notation): BaCrO4

DETAILS

Sigma Aldrich - 401056

Packaging
1 kg in glass bottle
250 g in glass bottle

Sigma Aldrich - 573906

Packaging
5 g in glass bottle